Unit Rate from Situations
Unit Rate and Equations
Tables and Graphs
Unit Rates
More Tables and Graphs
100
Jude sends 45 emails in 15 minutes.
How many emails did he send per minute?
He sent 3 emails per minute.
100
Navelle earns $12 per hour. Write an equation that represents Navelle's earnings.
y = 12x
100
What is the unit rate of cost per ticket?
The unit rate is $1.50 per ticket.
100
Every 2.5 hours, a machine produces
2250 basketballs. What is the unit rate of this proportional relationship?
900 basketballs per hour
100
These lines represent the speed of different runners. Who is the fastest?
Line a
200
Lenasia earned $640 in a 40-hour work week.
What is Lenasia's hourly rate of pay?
Lenasia earns $16 per hour.
200
Gianna reads 27 pages in 9 minutes. At What rate does Gianna read?
Write an equation for this relationship.
Gianna reads 3 pages per minute.
y = 3x
200
What is the equation for this table?
y=1/2x
200
What equation do you use to determine a proportional relationship?
k=y/x
200
What does the point (10, 12) mean in the context of hiking?
in 10 hours hiked 12 miles
300
A helicopter propeller spins 2400 revolutions in 4 minutes. What is the unit rate of revolutions per minute?
The unit rate is 600 RPM.
300
Maxine works at law office. the equation y = 135x represents her earnings.Determine how much money she makes if she works 40 hours.
Maxine earns $5,400 in 40 hours.
300
These are three criteria that make a proportional relationship.
1.) straight line 2.) passes through the origin (0,0)
3.) has equivalent ratios
300
What is the unit rate of a line that passes through the origin and goes through point (3, 9)?
3
300
Dave bought 3.5 pounds of bananas for $4.38.
What is the cost of bananas per pound? Round your answer to the nearest cent.
$1.25 per pound
400
Jeff earned $400 working a 40-hour work week.
Find Jeff's regular hourly wage and use it to predict how much he will earn if he works for 47 hours at the regular rate of pay.
Jeff earns $10 per hour and would make $470 in 47 hours.
400
The equation y = 55x represents the rate of the Long Island highway speed limit, in miles per hour, where Frank was driving. Let x represent the number of hours driven and y represent the total miles driven.
How long was Frank driving if he drove 247.5 miles at the speed limit.
Frank drove for 4.5 hours.
400
What is the unit rate of this graph?
unit rate is 1/6
400
What is the constant of proportionality in the equation, y=4x?
4
400
What is the unit rate of the graph?
or the word problem: Jesse completed 10 laps in 18 minutes. How many laps did he run in 1 minute?
The unit rate is 1.5 laps per minute.
500
Janine sells 16 apples for $8.00. What is the unit price for each apple?
How much would she earn if she sold 64 apples?
The unit price is $0.50 per apple.
Janine would earn $24 for selling 64 apples.
500
At McDonald's Jackson dresses hamburgers at a rate of 3.5 hamburgers per minute and Jason dresses hamburgers at a rate of 4.7 hamburgers per minute. w
Write an equation that could represent this proportional relationship of how many more hamburgers Jason can dress than Jackson.
y = 1.2x
500
What is the unit rate of this graph?
The unit rate is 5.
500
Which line has a unit rate of 2?
Line m
500
What is the constant of proportionality of the table?
2.75